CVE-2015-8917: Null Pointer Dereference
First published: Tue Sep 20 2016(Updated: )
bsdtar in libarchive before 3.2.0 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an invalid character in the name of a cab file.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/libarchive | 3.4.3-2+deb11u1 3.6.2-1+deb12u1 3.7.4-1 | |
| Debian GNU/Linux | =7.0 | |
| Debian GNU/Linux | =8.0 | |
| libarchive | <=3.1.901a | |
| Ubuntu Linux | =12.04 | |
| Ubuntu Linux | =14.04 | |
| Ubuntu Linux | =15.10 | |
| Ubuntu Linux | =16.04 |
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Reference Links
- https://github.com/libarchive/libarchive/issues/505
- https://github.com/libarchive/libarchive/commit/b2e2abb
- https://security-tracker.debian.org/tracker/CVE-2015-8917
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2
- http://www.openwall.com/lists/oss-security/2016/06/17/5
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/91303
- http://www.ubuntu.com/usn/USN-3033-1
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
- https://security.gentoo.org/glsa/201701-03
Frequently Asked Questions
What is the severity of CVE-2015-8917?
CVE-2015-8917 is rated as a moderate severity vulnerability due to its potential to cause a denial of service.
How do I fix CVE-2015-8917?
To fix CVE-2015-8917, update libarchive to version 3.2.0 or later.
What can exploit CVE-2015-8917?
CVE-2015-8917 can be exploited by remote attackers using an invalid character in the name of a cab file.
Which software is affected by CVE-2015-8917?
CVE-2015-8917 affects libarchive versions prior to 3.2.0.
What type of vulnerability is CVE-2015-8917?
CVE-2015-8917 is a denial of service vulnerability caused by a NULL pointer dereference.
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- collector/mitre-cve
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- agent/weakness
- agent/last-modified-date
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- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/software-canonical-lookup
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/debian
- canonical/debian gnu/linux
- version/debian gnu/linux/7.0
- version/debian gnu/linux/8.0
- vendor/libarchive
- canonical/libarchive
- version/libarchive/3.1.901a
- vendor/canonical
- canonical/ubuntu linux
- version/ubuntu linux/12.04
- version/ubuntu linux/14.04
- version/ubuntu linux/15.10
- version/ubuntu linux/16.04